Turtles of the World: The status and distribution of the gopher tortoise (Gopherus polyphemus). In: R. B. Bury (ed.), North American tortoises: conservation and ecology, pp. 95-126. U. S. Fish Wildl. Res. Rep. 12.

Authors(s)	Auffenberg, W., and R. Franz.
Year	1982
Title	The status and distribution of the gopher tortoise (Gopherus polyphemus). In: R. B. Bury (ed.), North American tortoises: conservation and ecology, pp. 95-126. U. S. Fish Wildl. Res. Rep. 12.